The Lexmark 4039 12L Laser Toner from LD Products is a professionally remanufactured laser toner cartridge that is Guaranteed to meet or exceed the print quality of the OEM 1380950 Toner Cartridge. Our Lexmark 4039 12L remanufactured laser toner has new internal parts including OPC drums and wiper blades. Purchasing our Lexmark 4039 12L Laser Toner is an excellent way to save money without sacrificing quality. Our Lexmark 4039 12L Laser Toner Cartridge has a '100% Satisfaction Guarantee'. The use of our remanufactured laser toner for the Lexmark 4039 12L does not void your printer's warranty.